diff --git a/kanken_online/__init__.py b/kanken_online/__init__.py
index 0ee952b..480d9eb 100644
--- a/kanken_online/__init__.py
+++ b/kanken_online/__init__.py
@@ -41,7 +41,7 @@ def create_app(test_config=None):
     def update_settings(form):
         db = get_database()
 
-        if session["user_id"]:
+        if "user_id" in session:
             # Set values in the database
             settings = db.execute("SELECT * FROM user_settings WHERE user_id = ?", 
                         (session["user_id"],)